Structure of PDB 3pcd Chain Q Binding Site BS02

Receptor Information
>3pcd Chain Q (length=233) Species: 303 (Pseudomonas putida) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PAQDNSRFVIRDRNWHPKALTPDYKTSIARSPRQALVSIPQSISETTGPN
FSHLGFGAHDHDLLLNFGLPIGERIIVAGRVVDQYGKPVPNTLVEMWQAN
AGGRYRHKNDRYLAPLDPNFGGVGRCLTDSDGYYSFRTIKPGPHPWRNGP
NDWRPAHIHFGISGPSIATKLITQLYFEGDPLIPMCPIVKSIANPEAVQQ
LIAKLDMNNANPMDCLAYRFDIVLRGQRKTHFE
Ligand information
Ligand IDFE
InChIInChI=1S/Fe/q+3
InChIKeyVTLYFUHAOXGGBS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341
OpenEye OEToolkits 1.5.0		[Fe+3]
FormulaFe
NameFE (III) ION
ChEMBL
DrugBankDB13949
ZINC
PDB chain3pcd Chain Q Residue 600 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3pcd The axial tyrosinate Fe3+ ligand in protocatechuate 3,4-dioxygenase influences substrate binding and product release: evidence for new reaction cycle intermediates.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		Y408 H460 H462
Binding residue
(residue number reindexed from 1)		Y105 H157 H159
Annotation score1
Enzymatic activity
Enzyme Commision number 1.13.11.3: protocatechuate 3,4-dioxygenase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0005506 iron ion binding
GO:0008199 ferric iron binding
GO:0016702 oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen
GO:0018578 protocatechuate 3,4-dioxygenase activity
GO:0046872 metal ion binding
GO:0051213 dioxygenase activity
Biological Process
GO:0009056 catabolic process
GO:0019619 3,4-dihydroxybenzoate catabolic process
GO:0042952 beta-ketoadipate pathway

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:3pcd, PDBe:3pcd, PDBj:3pcd
PDBsum3pcd
PubMed9485360
UniProtP00437|PCXB_PSEPU Protocatechuate 3,4-dioxygenase beta chain (Gene Name=pcaH)

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